Russia is to test-fire an intercontinental ballistic missile tonight to intimidate Ukraine, NATO, and the EU, writes Ukraine's intelligence service on Telegram.
The missile is of the model RS-24.
The information has not been commented on by the Kremlin or noted by the state-controlled news agency Tass.
Independent sources or foreign intelligence services have not confirmed the information from the Ukrainian intelligence service.
The ballistic missile is said to have a range of 1,100 miles and be capable of carrying nuclear warheads. The type, which is a modification of the Russian missile Topol SS-27, is believed to have been test-fired for the first time in 2007.